this post was submitted on 03 Jul 2023
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[–] _haha_oh_wow_ 2 points 2 years ago* (last edited 2 years ago)

Changes in atmospheric pressure, flexing the muscles you use to rumble/click your ears? Could be other factors too probably, I'm not an ENT or anything. Happens most often when gaining/losing elevation either by flying or going up a mountain or something.